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  "path": "/2026/06/04/science/embryos-gene-editing-crispr.html",
  "publishedAt": "2026-06-05T00:01:24.000Z",
  "site": "https://www.nytimes.com",
  "tags": [
    "Embryos (Human)",
    "Research",
    "Genetic Engineering",
    "Columbia University",
    "In Vitro Fertilization",
    "Ethics and Official Misconduct",
    "Egli, Dieter",
    "base editing"
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  "textContent": "Researchers relied on a newer gene-editing technique that may make it possible to engineer embryos, a prospect that has long alarmed bioethicists.",
  "title": "In a First, Scientists Precisely Edit Human Embryo Genes"
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